Finding the Fourth Proportional to 2,109,692.43, 2,911,389.57 and 1,142,822.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109,692.43 : 2,911,389.57 = 1,142,822.79 : x
2. Step 2: Convert to fraction form
   2,109,692.43/2,911,389.57 = 1,142,822.79/x
3. Step 3: Cross multiply
   2,109,692.43x = 2,911,389.57 × 1,142,822.79
4. Step 4: Simplify right side
   2,109,692.43x = 3,327,202,351,164.30
5. Step 5: Solve for x
   x = 3,327,202,351,164.30/2,109,692.43
6. Step 6: Final answer
   x = 1,577,103.04